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Move where fdno is set to the default value to *after* the read callback of the channel driver is called.

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We have to do this as the underlying channel driver may need the fdno value to determine what to read.


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@179671 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Joshua Colp
2009-03-03 14:38:09 +00:00
parent a1d249577e
commit 3f2a1247f4
1 changed files with 6 additions and 6 deletions
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12
main/channel.c
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@@ -2061,12 +2061,6 @@ static struct ast_frame *__ast_read(struct ast_channel *chan, int dropaudio)
}
prestate = chan->_state;
/*
* Reset the recorded file descriptor that triggered this read so that we can
* easily detect when ast_read() is called without properly using ast_waitfor().
*/
chan->fdno = -1;
/* Read and ignore anything on the alertpipe, but read only
one sizeof(blah) per frame that we send from it */
if (chan->alertpipe[0] > -1) {
@@ -2191,6 +2185,12 @@ static struct ast_frame *__ast_read(struct ast_channel *chan, int dropaudio)
ast_log(LOG_WARNING, "No read routine on channel %s\n", chan->name);
}
/*
* Reset the recorded file descriptor that triggered this read so that we can
* easily detect when ast_read() is called without properly using ast_waitfor().
*/
chan->fdno = -1;
if (f) {
/* if the channel driver returned more than one frame, stuff the excess
into the readq for the next ast_read call (note that we can safely assume